Find the value of x that makes A||B.5x

asked Oct 8, 2023 83.7k views

5 votes

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2 votes

A and B measure the same because they are Exterior opposite angles.

Then,

5x = 4x + 12

5x - 4x = 12

x = 12

Check

5x = 5(12) = 60

4(12) + 12 = 48 + 12 = 60

Then, x = 12

Luchaninov answered Oct 12, 2023

4.3k points

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